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Diffstat (limited to 'sd/source/ui/slidesorter/inc/view/SlsViewOverlay.hxx')
| -rw-r--r-- | sd/source/ui/slidesorter/inc/view/SlsViewOverlay.hxx | 273 |
1 files changed, 273 insertions, 0 deletions
diff --git a/sd/source/ui/slidesorter/inc/view/SlsViewOverlay.hxx b/sd/source/ui/slidesorter/inc/view/SlsViewOverlay.hxx new file mode 100644 index 000000000000..4ff076f72560 --- /dev/null +++ b/sd/source/ui/slidesorter/inc/view/SlsViewOverlay.hxx @@ -0,0 +1,273 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +#ifndef SD_SLIDESORTER_VIEW_OVERLAY_HXX +#define SD_SLIDESORTER_VIEW_OVERLAY_HXX + +#include "model/SlsSharedPageDescriptor.hxx" + +#include <basegfx/polygon/b2dpolypolygon.hxx> +#include <osl/mutex.hxx> +#include <svx/sdr/overlay/overlayobject.hxx> +#include <tools/gen.hxx> +#include <vector> +#include <boost/weak_ptr.hpp> +#include <boost/noncopyable.hpp> + +class OutputDevice; +class Region; + + +namespace sd { namespace slidesorter { +class SlideSorter; +} } + +namespace sd { namespace slidesorter { namespace model { +class PageEnumeration; +} } } + +namespace sd { namespace slidesorter { namespace controller { +class SlideSorterController; +} } } + +namespace sdr { namespace overlay { +class OverlayManager; +} } + +namespace sd { namespace slidesorter { namespace view { + + +class InsertionIndicatorOverlay; +class PageObjectViewObjectContact; +class SelectionRectangleOverlay; +class SubstitutionOverlay; +class ViewOverlay; + +/** This base class of slide sorter overlays uses the drawing layer overlay + support for the display. +*/ +class OverlayBase + : public sdr::overlay::OverlayObject +{ +public: + OverlayBase (ViewOverlay& rViewOverlay); + virtual ~OverlayBase (void); + +protected: + ::osl::Mutex maMutex; + + ViewOverlay& mrViewOverlay; + + /** Make sure that the overlay object is registered at the + OverlayManager. This registration is done on demand. + */ + void EnsureRegistration (void); + void RemoveRegistration(); +}; + + + + +/** During internal drag and drop the outlines of the selected slides are + painted at the mouse position in dashed lines. +*/ +class SubstitutionOverlay + : public OverlayBase +{ +public: + SubstitutionOverlay (ViewOverlay& rViewOverlay); + virtual ~SubstitutionOverlay (void); + + /** Setup the substitution display of the given set of selected pages. + The given mouse position is remembered so that it later can be + returned by GetPosition(). This is a convenience feature. + */ + void Create ( + model::PageEnumeration& rSelection, + const Point& rPosition); + + /** Clear the substitution display. Until the next call of Create() no + substution is painted. + */ + void Clear (void); + + /** Move the substitution display by the given amount of pixels. + */ + void Move (const Point& rOffset); + void SetPosition (const Point& rPosition); + Point GetPosition (void) const; + + // react on stripe definition change + virtual void stripeDefinitionHasChanged(); + +protected: + // geometry creation for OverlayObject + virtual drawinglayer::primitive2d::Primitive2DSequence createOverlayObjectPrimitive2DSequence(); + +private: + Point maPosition; + basegfx::B2DPolyPolygon maShapes; +}; + + + + +/** Slides can be selected by drawing a selection rectangle in the slide + sorter. When the left mouse button is released all slides that are at + least partially in the rectangle are selected. +*/ +class SelectionRectangleOverlay + : public OverlayBase +{ +public: + SelectionRectangleOverlay (ViewOverlay& rViewOverlay); + virtual ~SelectionRectangleOverlay(); + + void Start (const Point& rAnchor); + void Update (const Point& rSecondCorner); + + Rectangle GetSelectionRectangle (void); + + // react on stripe definition change + virtual void stripeDefinitionHasChanged(); + +protected: + // geometry creation for OverlayObject + virtual drawinglayer::primitive2d::Primitive2DSequence createOverlayObjectPrimitive2DSequence(); + +private: + Point maAnchor; + Point maSecondCorner; +}; + + + + +/** The insertion indicator is painted as a vertical or horizonal bar + in the space between slides. +*/ +class InsertionIndicatorOverlay + : public OverlayBase +{ +public: + InsertionIndicatorOverlay (ViewOverlay& rViewOverlay); + virtual ~InsertionIndicatorOverlay(); + + /** Given a position in model coordinates this method calculates the + insertion marker both as an index in the document and as a rectangle + used for drawing the insertion indicator. + */ + void SetPosition (const Point& rPosition); + + sal_Int32 GetInsertionPageIndex (void) const; + +protected: + // geometry creation for OverlayObject + virtual drawinglayer::primitive2d::Primitive2DSequence createOverlayObjectPrimitive2DSequence(); + +private: + sal_Int32 mnInsertionIndex; + Rectangle maBoundingBox; + + void SetPositionAndSize (const Rectangle& rBoundingBox); +}; + + + + +/** Paint a frame around the slide preview under the mouse. The actual + painting is done by the PageObjectViewObjectContact of the slidesorter. +*/ +class MouseOverIndicatorOverlay + : public OverlayBase +{ +public: + MouseOverIndicatorOverlay (ViewOverlay& rViewOverlay); + virtual ~MouseOverIndicatorOverlay (void); + + /** Set the page object for which to paint a mouse over indicator. + @param pContact + A value of <NULL/> indicates to not paint the mouse over indicator. + */ + void SetSlideUnderMouse (const model::SharedPageDescriptor& rpDescriptor); + +protected: + // geometry creation for OverlayObject + virtual drawinglayer::primitive2d::Primitive2DSequence createOverlayObjectPrimitive2DSequence(); + +private: + /** The page under the mouse is stored as weak shared pointer so that + model changes can be handled without having the SlideSorterModel + inform this class explicitly. + */ + ::boost::weak_ptr<model::PageDescriptor> mpPageUnderMouse; + + view::PageObjectViewObjectContact* GetViewObjectContact (void) const; +}; + + + + +/** The view overlay manages and paints some indicators that are painted on + top of the regular view content (the page objects). It is separated + from the view to allow the indicators to be altered in position and size + without repainting the whole view content (inside that the bounding box + of the indicator). This is achieved by using the drawing layer overlay + support. + + The view overlay itself simply gives access to the more specialized + classes that handle individual indicators. + +*/ +class ViewOverlay +{ +public: + ViewOverlay (SlideSorter& rSlideSorter); + ~ViewOverlay (void); + + SelectionRectangleOverlay& GetSelectionRectangleOverlay (void); + MouseOverIndicatorOverlay& GetMouseOverIndicatorOverlay (void); + InsertionIndicatorOverlay& GetInsertionIndicatorOverlay (void); + SubstitutionOverlay& GetSubstitutionOverlay (void); + + SlideSorter& GetSlideSorter (void) const; + + sdr::overlay::OverlayManager* GetOverlayManager (void) const; + +private: + SlideSorter& mrSlideSorter; + SelectionRectangleOverlay maSelectionRectangleOverlay; + MouseOverIndicatorOverlay maMouseOverIndicatorOverlay; + InsertionIndicatorOverlay maInsertionIndicatorOverlay; + SubstitutionOverlay maSubstitutionOverlay; +}; + + + +} } } // end of namespace ::sd::slidesorter::view + +#endif |